277206787

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1083

約数の個数: 32

約数和(自身を含む): 344010240

約数和(自身を除く): 66803453

約数列:

[1, 11, 13, 23, 89, 143, 253, 299, 947, 979, 1157, 2047, 3289, 10417, 12311, 12727, 21781, 22517, 26611, 84283, 135421, 239591, 283153, 292721, 927113, 1095679, 1938509, 3114683, 12052469, 21323599, 25200617, 277206787]

約数ペア:

[(1, 277206787), (11, 25200617), (13, 21323599), (23, 12052469), (89, 3114683), (143, 1938509), (253, 1095679), (299, 927113), (947, 292721), (979, 283153), (1157, 239591), (2047, 135421), (3289, 84283), (10417, 26611), (12311, 22517), (12727, 21781)]